earplugs
JP1813231SActive Publication Date: 2025-11-20大木 将弘
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Patent Information
- Application Number
- JP2024025340D
- Authority / Receiving Office
- JP · JP
- Patent Type
- Designs
- Current Assignee / Owner
- Filing Date
- 2024-12-08
- Publication Date
- 2025-11-20
- Estimated Expiration
- 2049-12-08
Smart Images

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Abstract
When using two earplugs as a set, you can temporarily connect them by inserting the convex part into the concave part.
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